Agronomy Interview Questions and Answers

Agronomy Interview Questions and Answers!

1. The instrument used to measure humidity is __________

(A) Barometer

(B) Hydrometer

(C) Hygrometer

(D) Altimeter

Ans. C

2. The science which deals with laws and principle of atmospheric phenomenon

(A) Climatology

(B) Agricultural Meteorology

(C) Meteorology

(D) None

Ans. C

3. The branch of meteorology that deals with the response of crops to the physical environment

(A) Climatology

(B) Agricultural Meteorology

(C) Agro climatology

(D) None

Ans. B

4. The relationship of climatic regimes and agricultural production is termed as ________

(A) Climatology

(B) Agricultural Meteorology

(C) Agro climatology

(D) None

Ans. C

5. Atmosphere extends upto a height of _________

(A) 600 km

(B) 6 km

(C) 6000 km

(D) 1600 km

Ans. D

6. Atmospheric air contains _______

(A) 2.1% Argon

(B) 0.93% Argon

(C) 7.8% Argon

(D) 0.03% Argon

Ans. B

7. Which is not a major component of atmosphere

(A) Carbon dioxide

(B) Oxygen

(C) Argon

(D) Carbon monoxide

Ans. D

8. Sunspots are _______

(A) Undulations on the solar surface

(B) Huge magnetic storms solar surface on the solar surface

(C) Places with adequate sunshine

(D) Place of tourist importance

Ans. B

9. The origin of simplest life is attributed to _______

(A) Proterzoic Era

(B) Cambrian Era

(C) Archaezoic Era

(D) Carboferous period

Ans. C

10. The continuous lines drawn on a weather map are _______

(A) Isotherms

(B) Isohyets

(C) Isogons

(D) Isobars

Ans. D

11. Troposphere extends upto a height of _______

(A) 8-18 km

(B) 18-50 km

(C) 50-80 km

(D) >80 km

Ans. A

12. Stratosphere extends upto a height of _______

(A) 8-18 km

(B) 18-50 km

(C) 50-80 km

(D) >80 km

Ans. B

13. Mesosphere extends upto a height of _______

(A) 8-18 km

(B) 18-50 km

(C) 50-80 km

(D) >80 km

Ans. C

14. Thermosphere extends upto a height of _________

(A) 8-18 km

(B) 18-50 km

(C) 50-80 km

(D) >80 km

Ans. D

15. In troposphere the temperature

(A) Increases with altitude

(B) Decreases with altitude

(C) Remain constant

(D) None

Ans. B

16. The temperature in the boundary of troposphere is __________

(A) 60°C

(B) – 60°C

(C) 6°C

(D) – 6°C

Ans. B

17. The densest part of the atmosphere is _________

(A) Troposphere

(B) Stratosphere

(C) Mesosphere

(D) Thermosphere

Ans. A

18. Troposphere is thicker at __________

(A) Poles

(B) Equator

(C) Both

(D) None

Ans. B

19. The term ozone layer is synonymous with _________

(A) Troposphere

(B) Stratosphere

(C) Mesosphere

(D) Thermosphere

Ans. B

20. The amount of solar radiation continuously emitted by sun is __________

(A) 1.94 cal/cm/min

(B) 1.94 cal/cm²/min

(C) 1.94 cal/cm²/hrs

(D) 1.94 cal/cm²/day

Ans. B

21. The solar radiation reflected without any change in its quality

(A) Torpedo

(B) Albedo

(C) Armado

(D) None

Ans. B

22. Thermal radiation emitted by the earth’s termed as __________

(A) Solar radiation

(B) Lunar radiation

(C) Thermometer

(D) None

Ans. C

23. The instrument used for measurement of total incoming solar radiation is _______

(A) Solar meter

(B) Pyranometer

(C) Thermometer

(D) None

Ans. B

24. The instrument used for measurement of reflectivity

(A) Torpedometer

(B) Albedometer

(C) Armadometer

(D) None

Ans. B

25. Photo synthetically active radiation (PAR) is measured with _______

(A) Thermo sensor

(B) Albedometer

(C) Quantum sensor

(D) None

Ans. C

26. Direct solar radiation is measured with _______

(A) Pyrenometer

(B) Pyrheliometer

(C) Polymeter

(D) None

Ans. B

27. Heat can flow between substances through _______

(A) Conduction

(B) Convection

(C) Radiation

(D) All of the above

Ans. D

28. The transfer of heat by molecular activity is called _________

(A) Conduction

(B) Convection

(C) Radiation

(D) All of the above

Ans. A

29. The process of heat transfer within liquids and gases resulting from the motion of fluids is called __________

(A) Conduction

(B) Convection

(C) Radiation

(D) All of the above

Ans. B

30. The transfer of energy by electromagnetic waves is called _______

(A) Conduction

(B) Convection

(C) Radiation

(D) All of the above

Ans. C

31. The line joining the point of equal temperatures

(A) Isohytes

(B) Isotherms

(C) Isobar

(D) None

Ans. B

32. The decrease in temperature in higher altitudes in the air is called _______

(A) Horizontal temperature gradient

(B) Vertical temperature gradient

(C) Isotherm

(D) None

Ans. B

33. The vertical temperature gradient is expressed as _______

(A) Floating rate

(B) Lapse rate

(C) Print rate

(D) Pulse rate

Ans. B

34. The normal lapes rate is _______

(A) 6.5°C/km

(B) 65°C/km

(C) – 6.0°C/km

(D) – 65°C/km

Ans. A

35. The mean heights of cirrus clouds range from _______

(A) 15-25 km

(B) 5-13 km

(C) 0-2 km

(D) 2-7 km

Ans. B

36. The rate at which temperature changes as air rises or fall is called _______

(A) Actual lapse rate

(B) Adiabatic lapse rate

(C) Thermal lapse rater

(D) None

Ans. B

37. There is no activity of molecules of a substance a _______

(A) 273°k

(B) 100°k

(C) 0°k

(D) – 273°k

Ans. C

38. A mechanical device to record air temperature continuously _______

(A) Thermometer

(B) Thermograph

(C) Thermo sensor

(D) None

Ans. B

39. The atmosphere pressure _______

(A) Decreases with decrease in elevation

(B) Decreases with increase in elevation

(C) Remain constant

(D) Increases with increase in elevation

Ans. B

40. Barometer is used to measure _______

(A) Temperature

(B) Atmospheric pressure

(C) Wind

(D) None

Ans. B

41. The atmospheric pressure is expressed in _______

(A) Bar

(B) Millibars

(C) Centibars

(D) None

Ans. B

42. The direction from which the wind comes is _______

(A) Lee ward

(B) Wind ward

(C) Sea ward

(D) None

Ans. B

43. The direction toward which the wind blow is _______

(A) Lee ward

(B) Wind ward

(C) Sea ward

(D) None

Ans. A

44. Wind direction is indicated by _______

(A) Barometer

(B) Wind vane

(C) Anemometer

(D) None

Ans. C

45. Atmospheric humidity is measured by _______

(A) Radiometer

(B) Hydrometer

(C) Hygrometer

(D) Micrometer

Ans. C

46. The rain shadow effect is related with _______

(A) Drizzling

(B) Cyclonic precipitation

(C) Convectional precipitation

(D) Orographic precipitation

Ans. D

47. Air is said to be humid when the vapour pressure deficit is _______

(A) <1.5 kPa

(B) >1.5 kPa

(C) <2.5 kPa

(D) >2.5 kPa

Ans. A

48. Air is said to be dry when the vapour pressure deficit is _______

(A) <1.5 kPa

(B) >1.5 kPa

(C) <2.5 kPa

(D) >2.5 kPa

Ans. D

49. The clouds associated with steady precipitation

(A) Cirrus

(B) Nimbo-stratus

(C) Cumulus

(D) Cumulo nimbus

Ans. B

50. Clouds associated with thunderstorms

(A) Cirrus

(B) Stratus

(C) Cumulus

(D) Cumulo nimbus

Ans. D

51. The clouds associated with rains in middle and high altitude is _______

(A) Cirrus

(B) Stratus

(C) Alto-stratus

(D) Cumulo-nimbus

Ans. C

52. The outer solid crust of earth is called _______

(A) Atmosphere

(B) Lithosphere

(C) Hydrosphere

(D) None

Ans. B

53. The total volume of water contained in oceans is about

(A) 1.94 x 10⁹ km³

(B) 1.64 x 10⁹ km³

(C) 1.96 x 10⁹ km³

(D) 1.46 x 10⁹ km³

Ans. D

54. The average annual world precipitation is _______

(A) 1500 mm

(B) 1200 mm

(C) 1000 mm

(D) None

Ans. C

55. The temperature is high near the _______

(A) Poles

(B) Equator

(C) Remains unchanged

(D) None

Ans. B

56. The low pressure area near the equator is called _______

(A) Oldrums

(B) Doldrums

(C) Polar calms

(D) None

Ans. B

57. South coastal Andhra Pradesh and Tamil Nadu receives rainfall from _______

(A) South-west monsoon

(B) South-east monsoon

(C) North-east monsoon

(D) None

Ans. C

58. The medium rang weather forecasting is for a period of _______

(A) 1-2 days

(B) 3-4 days to 3 weeks

(C) More than four weeks

(D) Less than four weeks

Ans. B

59. Cloud seeding is done with the help of _______

(A) Silver iodide

(B) Magnesium iodide

(C) Strontium chloride

(D) All

Ans. A

60. Silver iodide is used for _______

(A) Warm cloud seeding

(B) Cold cloud seeding

(C) Both a&b

(D) None

Ans. B

61. Sodium chloride is used for _______

(A) Warm cloud seeding

(B) Cold cloud seeding

(C) Both a&b

(D) None

Ans. A

62. India has been divided into_______ agro climatic zone

(A) 12

(B) 15

(C) 18

(D) 21

Ans. B

63. Radioaction harmful to the plants comes in the spectral region

(A) <0.4 micrometer

(B) 0.4-0.7 micrometer

(C) 0.7-1.0 micrometer

(D) >0.4 micrometer

Ans. A

64. Photosynthetically active radiation comes in the spectral region

(A) <0.4 micrometer

(B) 0.4-0.7 micrometer

(C) 0.7-1.0 micrometer

(D) >0.4 micrometer

Ans. B

65. Near infrared radiation comes in the spectral region

(A) <0.4 micrometer

(B) 0.4-0.7 micrometer

(C) 0.7-1.0 micrometer

(D) >0.4 micrometer

Ans. C

66. Chlorophyll formation is promoted by light in spectral region

(A) <0.22 micrometer

(B) 0.3-.338 micrometer

(C) 0.4-1.0 micrometer

(D) >1.0 micrometer

Ans. B

67. Phytochrome is excited by _______

(A) Green light

(B) Red light

(C) White light

(D) All

Ans. A

68. Formation of protein-pigment system of the chloroplast and their resistance to senescence is due to _________

(A) Green light

(B) Red light

(C) White light

(D) All

Ans. B

69. At the time of equinoxes

(A) The length of day and night is equal

(B) The length of day and night is not equal

(C) The length of light is equal

(D) None

Ans. A

70. The relationship between growth duration and temperature is termed as _______

(A) Base temperature

(B) Growing degree days

(C) Photothermal unit

(D) None

Ans. B

71. Base temperature for wheat is _______

(A) 4.5°C

(B) 45°C

(C) 10°C

(D) 1.0°C

Ans. A

72. Base temperature for rice is _______

(A) 4.5°C

(B) 5°C

(C) 10°C

(D) 1.0°C

Ans. C

73. To reach the earth’s surface the rays of the sun take about

(A) 18 minutes

(B) 12 minutes

(C) 8 minutes

(D) 30 minutes

Ans. C

74. The albedo of the earth as a whole is _______

(A) 25%

(B) 50%

(C) 35%

(D) 10%

Ans. C

75. The specific heat of water is _______

(A) 1°C

(B) 3°C

(C) 5°C

(D) 4°C

Ans. A

76. The dry adiabatic lapse rate is _______

(A) 6.4°C

(B) 10°C

(C) 5°C

(D) 2°C

Ans. A

77. The normal lapse rate of temperature per kilometer is _______

(A) 6.4°C

(B) 4.6°C

(C) 10°C

(D) 8°C

Ans. A

78. Wind velocity is measured by _______

(A) Barograph

(B) Wind vane

(C) Cup anemometer

(D) Aneroid activity

Ans. C

79. The World Meteorological Organization is located at

(A) Washington

(B) Geneva

(C) Moscow

(D) London

Ans. B

80. The height of cylinder in USWB open pan evaporimeter is _______

(A) 25 cm

(B) 250 cm

(C) 122 cm

(D) 130 cm

Ans. A

81. The diameter of cylinder in USWB open pan evaporimeter is _______

(A) 25 cm

(B) 250 cm

(C) 122 cm

(D) 130 cm

Ans. C

82. Evaporation is measured in _______

(A) mm/day

(B) cm/day

(C) kg/day

(D) cm/min

Ans. A

83. Semi-arid climate has a moisture index is _______

(A) -80 to -100

(B) -40 to -80

(C)-33.3 to-66.7

(D) 0 to 20

Ans. C

84. Soil formed due to alternate wet and dry conditions are called as _______

(A) Rendzenas

(B) Lithoslos

(C) Plannosols

(D) Regosols

Ans. C

85. Relative proportion of soil particles is called _______

(A) Soil texture

(B) Soil structure

(C) Porosity

(D) Drainage

Ans. A

86. Which of the following character does not exist in sand particles

(A) Plasticity

(B) Cohesion

(C) Stickiness

(D) All of these

Ans. D

87. _______ soils are good for agricultural production

(A) Clayey

(B) Loamy

(C) Sandy

(D) All of these

Ans. B

88. _______ percentage of sand in sandy soil

(A) 60

(B) 50

(C) 80

(D) 99

Ans. C

89. Which of the following mineral is exist in clay particles?

(A) Kaolinite

(B) Illite

(C) Montmorillonite

(D) All of these

Ans. D